Foldable chair



FIG. 1 is a front perspective view of the foldable chair showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view of the foldable chair in folded position;

FIG. 4 is a side elevational view, the opposite side view being a mirror image thereof; and

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a foldable chair, as shown and described. 